APA استشهاد

Pettinger, R. (2000). Mastering: Management skills. Palgrave.

استشهاد بنمط شيكاغو

Pettinger, Richard. Mastering: Management Skills. New York: Palgrave, 2000.

MLA استشهاد

Pettinger, Richard. Mastering: Management Skills. Palgrave, 2000.